28555604

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:213

約数の個数: 96

約数和(自身を含む): 67737600

約数和(自身を除く): 39181996

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 29, 44, 46, 58, 77, 92, 116, 139, 154, 161, 203, 253, 278, 308, 319, 322, 406, 506, 556, 638, 644, 667, 812, 973, 1012, 1276, 1334, 1529, 1771, 1946, 2233, 2668, 3058, 3197, 3542, 3892, 4031, 4466, 4669, 6116, 6394, 7084, 7337, 8062, 8932, 9338, 10703, 12788, 14674, 16124, 18676, 21406, 22379, 28217, 29348, 35167, 42812, 44341, 44758, 51359, 56434, 70334, 88682, 89516, 92713, 102718, 112868, 140668, 177364, 185426, 205436, 246169, 310387, 370852, 492338, 620774, 648991, 984676, 1019843, 1241548, 1297982, 2039686, 2595964, 4079372, 7138901, 14277802, 28555604]

約数ペア:

[(1, 28555604), (2, 14277802), (4, 7138901), (7, 4079372), (11, 2595964), (14, 2039686), (22, 1297982), (23, 1241548), (28, 1019843), (29, 984676), (44, 648991), (46, 620774), (58, 492338), (77, 370852), (92, 310387), (116, 246169), (139, 205436), (154, 185426), (161, 177364), (203, 140668), (253, 112868), (278, 102718), (308, 92713), (319, 89516), (322, 88682), (406, 70334), (506, 56434), (556, 51359), (638, 44758), (644, 44341), (667, 42812), (812, 35167), (973, 29348), (1012, 28217), (1276, 22379), (1334, 21406), (1529, 18676), (1771, 16124), (1946, 14674), (2233, 12788), (2668, 10703), (3058, 9338), (3197, 8932), (3542, 8062), (3892, 7337), (4031, 7084), (4466, 6394), (4669, 6116)]